HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y
Brand: HPE | Category: Memory (RAM)
SKU: HPE-P19045-B21 | Part #: P19045-B21 | MPN: P19045-B21
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About the HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y
DDR4-2933 64GB registered memory at 2933 MT/s delivers enterprise-grade performance in a dual-rank, x4 configuration built for HPE ProLiant Gen10 and Gen10 Plus server infrastructure. The HPE P19045-B21 is a 288-pin DIMM module engineered with ECC (Error Correcting Code) protection, 1.2V operating voltage, and HPE SmartMemory technology to ensure maximum reliability in mission-critical data center deployments.
This 64GB DDR4 RDIMM (Registered) module operates at CAS Latency 21 with full memory health reporting integration via HPE iLO and IPMI, allowing infrastructure teams to monitor module performance and fault conditions in real time. The module carries RoHS compliance and operates reliably across the 0°C to 85°C temperature range, making it suitable for demanding enterprise environments. Storage architects and IT procurement teams evaluating HPE ProLiant memory upgrades will find the P19045-B21 a proven choice for consolidating workloads and scaling capacity without compromising data integrity.
Enterprise Deployment Scenarios
- Large-scale virtualization clusters requiring high-capacity, registered DDR4 memory with ECC protection across multiple ProLiant nodes
- Database server environments where memory reliability and error correction are critical to transaction consistency
- High-performance computing and analytics workloads leveraging ProLiant Gen10 Plus systems with dual-rank memory optimization
- Multi-tenant cloud infrastructure requiring certified HPE SmartMemory modules for unified memory management and iLO health monitoring
- Capacity expansion of existing HPE ProLiant Gen10 deployments with drop-in compatibility and validated performance
Contact Omnixon Global to request a quotation for HPE P19045-B21 memory modules and discuss your server memory requirements.
Technical Specifications
| Brand | HPE |
| Category | Memory (RAM) |
| SKU | HPE-P19045-B21 |
| Part Number | P19045-B21 |
| Condition | New |
| Capacity | 64GB |
| Form Factor | DIMM (288-pin) |
| Interface | Registered DIMM (RDIMM/LRDIMM) |
| Speed | 2933 MT/s |
| Memory Type | DDR4 RDIMM (Registered) |
| Capacity | 64 GB |
| Speed | 2933 MT/s (PC4-2933Y) |
| Rank Configuration | 2RX4 (Dual Rank, x4 organization) |
| Error Correction | ECC (Error Correcting Code) |
| Voltage | 1.2V |
| Form Factor | 288-pin DIMM |
| Module Width | x72 (64-bit data bus + ECC) |
| CAS Latency | 21 (CL21) |
| Memory Technology | HPE SmartMemory |
| Compatible Server Families | HPE ProLiant Gen10, Gen10 Plus |
| RoHS Compliant | Yes |
| Operating Temperature | 0°C to 85°C |
| Management Integration | HPE iLO / IPMI with memory health reporting |
Frequently Asked Questions about HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y
What does the HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y do?
The HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y is enterprise DIMM (288-pin) memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. HPE validates this module against major server vendor compatibility matrices.
What are the headline specs of the HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y?
Key specifications for the HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y: capacity 64GB; form factor DIMM (288-pin); interface Registered DIMM (RDIMM/LRDIMM); Lifetime support (HPE Smart Memory) support; new condition. Manufacturer part number P19045-B21. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y compatible with my infrastructure?
The HPE P19045-B21 - HPE DDR4 64GB 2RX4 2933Y fits DIMM (288-pin) memory slots and is compatible with major server platforms validated by HPE. Server vendor IPL/HCL compatibility (Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, Supermicro) is checked at quote time so you don't risk a memory-channel mismatch.